一个文华的量比指标

N:=BARSLAST(DATE<>REF(DATE,1))+1;//
M:=SUMBARS(DATE<>REF(DATE,1),6);//
VV:=SUM(V,N)/N;//
V1:=REF(SUM(V,M-N),N)/(M-N); //
VV/REF(VV,REF(N,N)-1),NODRAW;//
量比:VV/V1,COLORYELLOW,NODRAW;